Paper making and fiber liberation – Processes and products – Running or indefinite length work forming and/or treating...
Reexamination Certificate
2006-05-02
2006-05-02
Halpern, Mark (Department: 1731)
Paper making and fiber liberation
Processes and products
Running or indefinite length work forming and/or treating...
C162S206000, C162S207000, C100S038000, C100S095000, C100S035000, C100S161000
Reexamination Certificate
active
07037407
ABSTRACT:
A paper web is calendered by passing the paper web through a nip formed by a heatable thermo roll and a backing roll. The surface temperature of the thermo roll is above the glass transition range of the paper.
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“The Present State of Press-Drying Paper” Back, Ernst L., 1983; London; Mechanical Engineering Publications, Ltd.
Fabritius Kaj
Koivukunnas Pekka
Halpern Mark
Metso Paper Inc.
Stiennon & Stiennon
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